Home / 34,718.19-52,066.53-12,528.75

Finding the Fourth Proportional to 34,718.19, 52,066.53 and 12,528.75

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Solution

The fourth proportional to 34,718.19, 52,066.53 and 12,528.75 is: 18,789.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,718.19 : 52,066.53 = 12,528.75 : x
  2. Step 2: Convert to fraction form
    34,718.19/52,066.53 = 12,528.75/x
  3. Step 3: Cross multiply
    34,718.19x = 52,066.53 × 12,528.75
  4. Step 4: Simplify right side
    34,718.19x = 652,328,537.74
  5. Step 5: Solve for x
    x = 652,328,537.74/34,718.19
  6. Step 6: Final answer
    x = 18,789.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.